0 string eval\ '(exit\ $?0)'\ &&\ eval\ 'exec perl script text
# by Dmitry V. Levin and Alexey Tourbin
+# check the first line
0 string package
->1 regex \^.{7}[\ \ ]+[A-Za-z_]
->>1 regex \^.{9}[\ \ ]*[0-9A-Za-z_:]*\ *; Perl5 module source text
+>1 regex \^.{7}[\ \t]+[A-Za-z_]
+>>1 regex \^.{9}[\ \t]*[0-9A-Za-z_:]*\ *; Perl5 module source text
+# not 'p', check other lines
+0 byte !0x70
+>0 regex \^package[\ \t]+[0-9A-Za-z_:]+\ *;
+>>0 regex \^1\ *;|\^(use|sub|my)\ .*[(;{=3D] Perl5 module source text
+
# Perl POD documents
# From: Tom Hukins <tom@eborcom.com>